| Table 4. Estimated catch scaling factors (same for all ages within each year) | |||
| Year | Catch multiplier | Low | High |
| 2003 | 1.41 | 0.99 | 2.02 |
| 2004 | 1.05 | 0.69 | 1.58 |
| 2005 | 2.74 | 1.79 | 4.21 |
| 2006 | 2.66 | 1.72 | 4.12 |
| 2007 | 1.92 | 1.22 | 3.00 |
| 2008 | 3.12 | 2.01 | 4.83 |
| 2009 | 3.71 | 2.40 | 5.75 |
| 2010 | 3.27 | 2.13 | 5.02 |
| 2011 | 3.45 | 2.21 | 5.37 |
| 2012 | 5.95 | 3.75 | 9.46 |
| 2013 | 6.50 | 4.10 | 10.29 |
| 2014 | 7.26 | 4.37 | 12.06 |
| 2015 | 7.11 | 4.44 | 11.40 |
| 2016 | 6.94 | 4.44 | 10.87 |
| 2017 | 4.07 | 2.61 | 6.36 |
| 2018 | 4.23 | 2.71 | 6.61 |
| 2019 | 5.24 | 3.38 | 8.13 |